2026kjv | Transient Name Server

RA/DEC (2000)

15:19:03.103 +04:20:12.03

229.762928177 +4.33667418242

Type

SN Ia-91bg-like

Redshift

0.046798

Discovery Report Classification Report

Reporting Group

ZTF

Discovering Data Source

ZTF

Discovery Date

2026-04-20 09:45:51.001

TNS AT

Y

Public

Y

Discovery Mag

20.4286

Filter

r-ZTF

Reporter/s

Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

▌

GOTO-S_GOTO-4_L

▌

GOTO-S_GOTO-3_L

▌

PS2_GPC2_w

▌

P48_ZTF-Cam_r

Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)

Spectra

Select	ID	Obs-date (UT)	Tel / Inst	Exp-Time	Observer/s	Reducer/s	Group	Spectrum ascii file	Spectrum fits file	Spec. Type	Assoc. Groups	End prop. period	Remarks
	23577	2026-04-28 01:40:36	NOT / ALFOSC		Jesper Sollerman, Avinash Singh	Avinash Singh	ZTF	tns_2026kjv_2026-04-28_01-40-36.044000_NOT_ALFOSC_ZTF.ascii		Object
Binning factor: (rounded to nearest integer >1) Mouse hovers at WL: 0 (rest), 0 (observed) ▌Show H at z=v_exp= km/s ▌Show He at z=v_exp= km/s ▌Show He II at z=v_exp= km/s ▌Show C II at z=v_exp= km/s ▌Show C III at z=v_exp= km/s ▌Show C IV at z=v_exp= km/s ▌Show N II at z=v_exp= km/s ▌Show N III at z=v_exp= km/s ▌Show N IV at z=v_exp= km/s ▌Show N V at z=v_exp= km/s ▌Show O at z=v_exp= km/s ▌Show [O I] at z=v_exp= km/s ▌Show O II at z=v_exp= km/s ▌Show [O II] at z=v_exp= km/s ▌Show [O III] at z=v_exp= km/s ▌Show O V at z=v_exp= km/s ▌Show O VI at z=v_exp= km/s ▌Show Na at z=v_exp= km/s ▌Show Mg at z=v_exp= km/s ▌Show Mg II at z=v_exp= km/s ▌Show Si II at z=v_exp= km/s ▌Show S II at z=v_exp= km/s ▌Show Ca II at z=v_exp= km/s ▌Show [Ca II] at z=v_exp= km/s ▌Show Fe II at z=v_exp= km/s ▌Show Fe III at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Tellurics ▌Show Galaxy lines at z= ▌Show WR-WN at z=v_exp= km/s ▌Show WR-WC/O at z=v_exp= km/s Remarks

Light Curves

Filter

Tel / Inst

Obs-date range

JD Range

Photometry

L-GOTO

GOTO-S_GOTO-4

2026-04-16 16:33:20 - 2026-04-16 16:33:20

2461147.189819 - 2461147.189819

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
577506	2026-04-16 16:33:20	2461147.189819			20.3	ABMag	L-GOTO	GOTO-S_GOTO-4	180		[Last non detection]

L-GOTO

GOTO-S_GOTO-3

2026-04-20 13:22:03 - 2026-04-20 13:22:03

2461151.056981 - 2461151.056981

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
577507	2026-04-20 13:22:03	2461151.056981	19.92	0.18		ABMag	L-GOTO	GOTO-S_GOTO-3	180

w-P1

PS2_GPC2

2026-05-08 08:53:46 - 2026-05-08 08:53:46

2461168.87067 - 2461168.87067

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
580777	2026-05-08 08:53:46	2461168.87067	20.38	0.05	22	ABMag	w-P1	PS2_GPC2	45	Robot

r-ZTF

P48_ZTF-Cam

2026-04-20 09:29:56 - 2026-04-23 09:32:13

2461150.895787 - 2461153.8973727

3

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
577136	2026-04-23 09:32:13	2461153.8973727	19.6392	0.129309		ABMag	r-ZTF	P48_ZTF-Cam
577135	2026-04-20 09:45:51	2461150.9068403	20.4286	0.149673		ABMag	r-ZTF	P48_ZTF-Cam
577134	2026-04-20 09:29:56	2461150.895787			20.5801	ABMag	r-ZTF	P48_ZTF-Cam			[Last non detection]

AT Reports

ID	Time received (UT)	Sender	Reporter/s	Reporting group	Disc. Data Source	RA	DEC	Discovery date (UT)	Discovery Mag.	Filter	Related files	AT Type	Host name	Internal name	Assoc. Groups	End prop. period	Remarks	ADS Bibcode	Unreal	Auto classification
302866	2026-05-09 23:22:23	PS1_Bot1	K. C. Chambers, T. de Boer, J. Fairlamb et al.	Pan-STARRS	Pan-STARRS	15:19:03.103	+04:20:12.03	2026-05-08 08:53:45.888	20.38	w-P1		PSN		PS26bej	Pan-STARRS				N
301255	2026-04-23 22:48:11	GOTO_bot	G. Ramsay, D. O'Neill, K. Ackley et al.	GOTO	GOTO	15:19:03.117	+04:20:11.55	2026-04-20 13:22:03.072	19.92	L-GOTO		Other		GOTO26dqj	GOTO				N
301070	2026-04-23 10:36:31	Fritz	Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al.	ZTF	ZTF	15:19:03.104	+04:20:12.06	2026-04-20 09:45:51.001	20.4286	r-ZTF		PSN		ZTF26aatyciy	ZTF			2026TNSTR1787....1S	N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

23574

2026-04-28 22:30:52

ZTF_Bot1

J. Sollerman, K. Hinds, C. Fremling, J. Castaneda Jaimes, T. du Laz, T. Culino, M. Kasliwal (Caltech), and M. Coughlin (UoM) on behalf of the ZTF LIONS collaboration

ZTF

SN Ia-91bg-like

0.046798

1

ZTF

2026TNSCR1869....1S

Spectra

ID	Obs-date (UT)	Tel / Inst	Exp-Time	Observer/s	Reducer/s	Group	Spectrum ascii file	Spectrum fits file	Spec. Type	Assoc. Groups	End prop. period	Remarks
23577	2026-04-28 01:40:36	NOT / ALFOSC		Jesper Sollerman, Avinash Singh	Avinash Singh	ZTF	tns_2026kjv_2026-04-28_01-40-36.044000_NOT_ALFOSC_ZTF.ascii		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 302866 of Group Pan-STARRS
Previous RA, DEC: 15:19:03.104, +04:20:12.06 (229.7629323, +4.3366831)
Updated RA, DEC: 15:19:03.103, +04:20:12.03 (229.762928177, +4.33667418242)

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